Mailbox



FIG. 1 is a front elevational view of a mailbox showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom perspective view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a rear elevational view thereof; and

FIG. 7 is a bottom perspective view thereof.

The stippled shading on the signal flag and bracket illustrate color contrast only. 

The ornamental design for a mailbox, as shown and described. 